Prices: |
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Manufacturer URL: |
Manufacturer website
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Manufacturer website
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Predecessor: |
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Successor: |
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Pentax K-1 II
K-1 vs K-1 II
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Model Number: |
A57 |
K-1 |
Alternate Model Number(s): |
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Camera Format: |
SLR |
Pro SLR |
Currently Manufactured: |
No |
No |
Retail Price: |
$799.99 |
$1799.95 |
Street Price: |
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Date Available: |
2012-04-15 |
2016-04-15 |
Tripod Mount: |
Yes |
Yes |
Weight: |
29.2 oz
(828 g)
includes batteries, kit lens
|
35.8 oz
(1,015 g)
includes batteries
|
Size: |
5.2 x
3.8 x
3.2 in.
(132 x
98 x
81 mm)
|
5.4 x
4.3 x
3.4 in.
(137 x
110 x
86 mm)
|
Waterproof: |
No |
No |
Waterproof Depth: |
n/a |
n/a |
|
Sensor Type: |
CMOS |
CMOS |
Sensor Manufacturer: |
Sony |
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Effective Megapixels: |
16.1 |
36.4 |
Sensor Format: |
APS-C |
35mm |
Sensor size: |
369.72mm2 (23.7mm x 15.6mm) |
861.6mm2 (35.90mm x 24.00mm) |
Approximate Pixel Pitch: |
4.82 microns |
4.88 microns |
Focal Length Multiplier: |
1.5x |
1.0x |
Aspect Ratio: |
3:2 |
3:2 |
Color Filter Type: |
RGBG |
RGBG |
Anti Aliasing Filter: |
Fixed |
Optional |
Self-Cleaning: |
Yes |
Yes |
Sensor shift image stabilization: |
Yes |
Yes |
On-Sensor Phase Detect: |
No |
No |
DxO Sensor Score: |
75 |
96 |
DxO Color Depth Score (bits): |
23.4 |
25.4 |
DxO Dynamic Range Score (evs): |
13.0 |
14.6 |
DxO Maximum Effective ISO Score (iso): |
785 |
3,280 |
Image Resolution: |
4912 x 3264
(16.0 MP,
3:2), 4912 x 2760
(13.6 MP,
16:9), 3568 x 2368
(8.4 MP,
Other), 3568 x 2000
(7.1 MP,
16:9), 2448 x 1624
(4.0 MP,
Other), 2448 x 1376
(3.4 MP,
16:9), 12416 x 1856
(23.0 MP,
Other), 5536 x 2160
(12.0 MP,
Other), 8192 x 1856
(15.2 MP,
Other), 3872 x 2160
(8.4 MP,
Other), 7152 x 1080
(7.7 MP,
Other), 4912 x 1080
(5.3 MP,
Other), 1920 x 1080
(2.1 MP,
16:9) |
7360 x 4912
(36.2 MP,
3:2), 5760 x 3840
(22.1 MP,
3:2), 4224 x 2816
(11.9 MP,
3:2), 1920 x 1280
(2.5 MP,
3:2), 4800 x 3200
(15.4 MP,
3:2), 4224 x 2816
(11.9 MP,
3:2), 3456 x 2304
(8.0 MP,
3:2), 1920 x 1280
(2.5 MP,
3:2) |
Image File Format: |
JPEG, MPO, RAW (12-bit ARW 2.3), RAW+JPEG |
JPEG (EXIF 2.30), 14-bit RAW (.PEF, .DNG), RAW+JPEG |
Continuous-mode frames/second: |
10.0 |
4.6 |
Can take movies: |
Yes |
Yes |
Movie Resolution: |
1920x1080 (60p(PS)/60i(FX)/60i(FH)/24p(FX)/24p(FH))
1440x1080 (30p)
640x480 (30p)
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1920x1080 (60i/50i/30p/25p/24p)
1280x720 (60p/50p)
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Movie File Format: |
AVCHD 2.0/MP4 (Audio: Dolby Digital (AC-3)/MPEG-4 AAC-LC) |
MPEG-4 AVC/H.264 (MOV), JPEG (AVI) for interval movie record |
Composite Video Out: |
No |
No |
NTSC/PAL Switchable Video: |
n/a |
n/a |
Video Usable as Viewfinder: |
n/a |
n/a |
HD Video Out: |
Yes |
Yes |
HD Video Connection: |
HDMI |
HDMI |
|
Lens Mount: |
Sony Alpha (Minolta A) |
Pentax K (KA/KAF/KAF2/3) |
Lens: |
Sony 18-55mm f/3.5-5.6 DT SAM |
n/a |
Focal Length (35mm equivalent): |
27 -
83mm
|
|
Focal Length (actual): |
18 -
55mm
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|
Zoom Ratio: |
3.06x |
|
Aperture Range: |
f/3.5 - 22 (W), f/5.6 - 36 (T) |
|
Integrated ND Filter: |
No |
No |
Normal Focus Range: |
25 cm to Infinity
9.8 in to Infinity
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Macro Focus Range: |
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Filter Thread: |
55.0mm |
n/a |
Thread Type: |
n/a |
n/a |
Optical Image Stabilization: |
No |
No |
Digital Zoom: |
Yes |
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Digital Zoom Values: |
Up to 2x Precision, Up to 2x Clear Image Zoom, 1.4x (8.4MP) or 2.0x (4MP) Smart Zoom |
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Auto Focus: |
Yes |
Yes |
Auto Focus Type: |
Phase Detection: 15 points (3 points cross type); Wide (auto, 15 points), Zone, Spot, Local; Enhanced Object Tracking |
TTL Phase-detection AF: SAFOX 12, 33 point (25 cross type focus points in the center), Spot, Select, Expanded Area (S, M, L), Zone select, Auto (33 AF points) |
Auto Focus Assist Light? |
Yes |
Yes |
Manual Focus: |
Yes |
Yes |
Viewfinder: |
EVF / LCD
|
Optical / LCD
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Viewfinder Type: |
EVF type; 1.1cm (0.43") 1.44M/1.25M-dot LCD (480K/418K-dot time-multiplexed RGB), 100% coverage, 1.04x/0.97x magnification, 23.1/25.2mm eyepoint, -4 to +3 diopter |
SLR type; eye-level pentaprism, 100% coverage, 0.7x mag., Eyepoint: 20.6mm (from the view window) / 21.7mm (from the center of lens), -3.5 to +1.2 diopter, Natural-Bright-Matte III focusing screen |
Focus Peaking: |
Yes |
Yes |
EVF Resolution: |
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n/a
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Viewfinder Magnification (35mm equivalent): |
0.69x |
0.70x |
Viewfinder Magnification (nominal/claimed): |
1.04x |
0.70x |
Eye-level Viewfinder: |
Yes |
Yes |
Rear Display: |
Yes |
Yes |
Rear Display Size (inches): |
3.0 |
3.2 |
Rear Display Resolution: |
921,600 dots
(307,200 px)
|
1,036,800 dots
(345,600 px)
|
Touchscreen: |
No |
No |
Articulating Screen: |
Yes |
Yes |
Tilt Swivel Screen: |
|
No |
Selfie Screen: |
|
No |
Max Playback Zoom: |
13.6x |
16.0x |
Top Deck Display: |
No |
Yes |
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Maximum ISO (native): |
16000 |
204800 |
Minimum ISO (native): |
100 |
100 |
ISO Settings: |
Auto (100-3200), 100 - 16000; (Multi-frame NR mode up to ISO 25600) |
Auto, 100-204800 (1, 1/2 or 1/3 EV steps) |
Auto ISO Mode: |
Yes |
Yes |
White Balance Settings: |
Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (4), Flash, Custom, Color Temp./ Filter (2500-9900K with 15-step Magenta/Green compensation) |
Auto, Multi Auto WB, Daylight, Shade, Cloudy, Fluorescent Light (D: Daylight Color, N:Daylight White, W:Cool White, L:Warm White), Tungsten Light, Flash, CTE, Manual (up to 3 settings), Color Temperature (up to 3 settings) |
Shutter Speed Range: |
1/4000 - 30 sec |
1/8000 - 30 sec |
Bulb Mode: |
Yes |
Yes |
Exposure Compensation: |
+/- 3.0EV
in 0.3EV steps
|
+/- 5.0EV
in 0.3EV steps
|
Metering Modes: |
1200-zone Evaluative, Center-weighted, Spot |
TTL open-aperture: Multi-segment with 86K-pixel RGB sensor, Center-weighted, Spot |
Program Auto Exposure: |
Yes |
Yes |
Aperture Priority: |
Yes |
Yes |
Shutter Priority: |
Yes |
Yes |
Full Manual Exposure: |
Yes |
Yes |
Creative Exposure Modes: |
Portrait, SportsAction, Macro, Landscape, Sunset, Night scene, Hand-held Twilight (6 shot layering), Night Portrait; Sweep Panorama, 3D Sweep Panorama, Auto Portrait Framing, Picture Effect (Posterization (Color, B/W), Pop Color, Retro Photo, Partial Color (R,G,B,Y), High Contrast Monochrome, Toy Camera, Soft High-key, Soft Focus, HDR Painting, Rich-tone Monochrome, Miniature), Dynamic Range Optimizer (Off/Auto/Level), |
Sensitivity Priority, Shutter and Aperture Priority; Digital filters (capture): Extract Color, Replace Color, Toy Camera, Retro, High Contrast, Shading, Invert Color, Unicolor Bold, Bold Monochrome; HDR: Auto, HDR1, HDR2, HDR3; Pixel Shift Resolution (On/Off); Multi-Exposure, Interval Shooting, Interval Composite, Interval Movie Record, Star Stream |
Self Timer: |
2 or 10 seconds |
2 or 12 seconds |
Time Lapse (intervalometer): |
|
Yes |
High Resolution Composite: |
No |
36.2 megapixels |
Built-in Flash: |
Yes |
No |
Flash Modes: |
Auto, Off, Fill-flash, Rear sync, Wireless, High-Speed sync, Slow sync, Red-eye reduction: On/Off |
P-TTL; Modes available depends on external flash mounted |
Flash Guide Number (ISO 100): |
10.0 m /
32.8 ft.
|
n/a |
Flash Range Description: |
Lens dependent |
n/a |
Max Flash Sync: |
1/160 |
1/200 |
Flash Exposure Compensation: |
+/- 2.0 EV
in 0.3EV steps
|
-2 to +1 EV
in 0.5EV steps
|
External Flash Connection: |
Hot shoe |
Hot Shoe, PC Sync socket |
Built-In Wireless Flash Control: |
|
No |
Usable Memory Types: |
MS PRO Duo / SD / SDHC / SDXC |
SD / SDHC / SDXC |
UHS Support: |
|
UHS-I |
Other Memory: |
|
|
Dual Card Slots: |
No |
Yes |
RAW Capture Support: |
Yes |
Yes |
Uncompressed Format: |
RAW (12-bit ARW 2.3), RAW+JPEG |
14-bit RAW (.PEF, .DNG), RAW+JPEG |
Movie File Format: |
AVCHD 2.0/MP4 (Audio: Dolby Digital (AC-3)/MPEG-4 AAC-LC) |
MPEG-4 AVC/H.264 (MOV), JPEG (AVI) for interval movie record |
Included Memory: |
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No memory included |
Included Memory Type: |
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Built-In Wi-Fi: |
No |
Yes |
NFC: |
No |
No |
Bluetooth: |
No |
No |
Built-In GPS: |
No |
Yes |
Microphone Jack: |
No |
Yes |
Headphone Jack: |
No |
Yes |
External Connections: |
USB 2.0 High Speed |
USB 2.0 High Speed,WiFi |
PictBridge Compliant: |
Yes |
No |
DPOF Compliant: |
Yes |
Yes |
Remote Control: |
Yes |
Yes |
Remote Control Type: |
Optional Wireless or Wired |
Optional wired, IR wireless or Wi-Fi |
Connections (extended): |
Type-C Mini HDMI (BRAVIA Sync, PhotoTV HD); Wired Remote Terminal, 3.5mm External Stereo Micophone Jack, DC Input |
Micro (Type D) HMDI, USB 2.0 Micro B, DC input, wired remote jack, 3.5mm external stereo mic jack, 3.5mm stereo headphone jack |
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Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution): |
|
<0.3 |
Cycle time for RAW shooting in single shot mode (seconds per frame): |
|
|
Buffer size for RAW shooting in single shot mode (frames): |
|
|
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot): |
|
<0.3 |
Camera penalizes early shutter press? |
|
Yes |
JPEG shooting speed in burst mode (fps, max resolution): |
10.0 |
4.6 |
Buffer size for JPEG shooting in burst mode (frames, max resolution): |
25 |
74 |
RAW shooting speed in burst mode (fps): |
|
4.6 |
Buffer size for RAW shooting in burst mode (frames): |
|
17 |
RAW+JPEG shooting speed in burst mode (fps): |
|
4.6 |
Buffer Size for RAW+JPEG shooting in burst mode (frames): |
|
13 |
Shutter lag (full AF, wide/mid): |
|
0.09 seconds |
Shutter lag (full AF, tele): |
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Shutter lag (full AF, live view - DSLR): |
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Shutter lag (prefocused, live view - DSLR): |
|
0.247 seconds |
Shutter Lag (manual focus): |
|
0.087 seconds |
Shutter lag (full AF, with flash): |
|
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Shutter Lag (prefocused): |
|
0.086 seconds |
Shutter Lag (notes): |
|
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Startup Time: |
|
1.2 seconds |
Play -> Record Time: |
|
0.3 seconds |
Flash cycle time, full power: |
|
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Battery Life, Stills (CIPA Rating Monitor/Live View): |
|
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Battery Life, Still (CIPA Rating OVF/EVF): |
550 shots |
760 shots |
Battery Life, Video: |
|
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Battery Form Factor: |
Proprietary |
Proprietary D-LI90 |
Usable Battery Types: |
NP-FM500H Lithium-ion rechargeable |
Lithium-ion rechargeable |
Batteries Included: |
1 x Proprietary NP-FM500H Lithium-ion rechargeable
|
1 x Proprietary D-LI90 Lithium-ion rechargeable
|
Battery Charger Included (dedicated charger or AC/USB adapter): |
Yes |
Yes |
Dedicated Battery Charger Included: |
Yes |
Yes |
Internal Charging Supported: |
No |
No |
Included Software: |
Sony Software CD-ROM |
Software CD-ROM S-SW162 includes Digital Camera Utility 5 |
OS Compatibility: |
Windows XP SP3/Vista SP2/7, Mac OS X (v.10.3 +) |
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Notes & Features: |
SteadyShot INSIDE Sensor-shift Image Stabilization (up to 4.5 EV correction), Full HD 1080p60 Video, Up to 12 fps Burst Mode (Tele-zoom Continuous Advance Priority AE), Enhanced Object Tracking AF, 2x Clear Image Digital Zoom, New Auto Portrait Framing, Tilting 921K-dot LCD, 1.44M-dot EVF. |
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